(2011 DW) |
Classification: Aten [NEO] SPK-ID: 3557844 |
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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .2753130448533335 | 1.642e-06 | |
a | .8397247446010032 | 5.6107e-09 | au |
q | .6085375683262133 | 1.3749e-06 | au |
i | 25.08402633751646 | 0.00024637 | deg |
node | 159.5554633271182 | 1.2704e-05 | deg |
peri | 152.6463686936804 | 0.00021222 | deg |
M | 130.7562779823544 | 0.00043469 | deg |
tp | 2459098.414537126165 (2020-Sep-05.91453713) | 0.00034034 | TDB |
period | 281.0631137691154 0.77 | 2.8169e-06 7.712e-09 | d yr |
n | 1.280851105548232 | 1.2837e-08 | deg/d |
Q | 1.070911920875793 | 7.1554e-09 | au |
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| | Orbit Determination Parameters
Additional Information
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[ show covariance matrix ]
Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
22.87 |
|
n/a |
E2021-DA1 |
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